Home / 11,232.26-16,836.53-4,207.68

Finding the Fourth Proportional to 11,232.26, 16,836.53 and 4,207.68

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Solution

The fourth proportional to 11,232.26, 16,836.53 and 4,207.68 is: 6,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.26 : 16,836.53 = 4,207.68 : x
  2. Step 2: Convert to fraction form
    11,232.26/16,836.53 = 4,207.68/x
  3. Step 3: Cross multiply
    11,232.26x = 16,836.53 × 4,207.68
  4. Step 4: Simplify right side
    11,232.26x = 70,842,709.51
  5. Step 5: Solve for x
    x = 70,842,709.51/11,232.26
  6. Step 6: Final answer
    x = 6,307.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.